Patents by Inventor Evan Ashley Sparks

Evan Ashley Sparks has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Automated card counter
    Patent number: D488734
    Type: Grant
    Filed: March 10, 2003
    Date of Patent: April 20, 2004
    Assignee: Dynetics Engineering Corporation, Inc.
    Inventors: Jeffery L. Hill, Lawrence J. Fenske, Evan Ashley Sparks